甲烷

The effect of the addition of trisaminomethane on the separation of diethylstilbestrol and its cleavage product wasstudied.

该方法中以甲醇作为溶剂，以乙酸钠作为电解质，研究了三羟甲基氨基甲烷的加入对分离己烯雌酚及其分解产物的影响。

High purity of methane in acetate-fed digester was due to dissolution of carbon dioxide in high pH effluent.

而乙酸进料的反应器所产生的高纯度甲烷源於高pH值的出水对沼气中二氧化碳的吸收。

Since COD reduction is stoichiometrically related to methane production, the anaerobic digester performance can be easily calculated.

由于从化学论量上讲，COD的降解于甲烷产量有关，因此厌氧性消化装置的性能可以很容易地计算出来。

When used as specified, a 6-cubic meter biogas digester can produce 500 cubic meters of biogas per year with a methane content of 60%.

在正常使用情况下，一口6立方米沼气池每年可产生沼气约500立方米，沼气中甲烷含量为60%。

The study mainly aims at the optima composition and suitable technological conditions of stearoylbenzoyl-methane--one of theβ- diketone compounds prepared from methyl stearate and phenyl ethyl ketone under alkaline catalysts.

主要研究采用硬脂酸甲酯和苯乙酮在强碱类催化剂作用下制备β二酮化合物之一的硬脂酰苯甲酰甲烷的最佳配方和适宜的工艺条件。

Three rare earth β-diketone complexes: Gd3BIPY, Sm3BIPY, La3BIPY were synthesized by a precipitation method with a mixture of ethanol and water using dibenzoylmethane and 2,2'-dipyridyl as the ligands.

以二苯甲酰甲烷和2，2'-联二吡啶为配体，采用乙醇－水溶液析出法合成了三种稀土－β－二酮配合物：Gd3BIPY、Sm3BIPY、La3BIPY。

On the basis of the experiment and computed results,a formula of CH 4/Air/Diluent laminar burning speed is developed.

同时在总结试验和计算数据的基础上，得到了计算甲烷-空气-稀释气层流燃烧速度的计算公式。

Effect of heat treatment on the ndcrophase separation of a segmented poly copolymer based on poly diol, 3, 5 dithyltoluene diandne and 4,4'-diphenylmethane diisocyanate has been studied bymeans of fourier transform infrared spectroscopy.

用傅里叶变换红外光谱方法研究了热处理对由聚环氧丙烷聚醚多元醇、3.5－二乙基甲苯二胺和4，4－二苯基甲烷二异氰酸酯组成的多嵌段聚氨酯脲的微相分离行为的影响。

Our country's port inspection and quarantine services mainly apply heat treatment and fumigation with methyl bromide for the disinfestation of wood packing material.

我国的口岸检验检疫机关对木质包装材料的除害处理主要采用热处理和溴甲烷熏蒸。

Xi., as has been asserted since Budde several strata must be distinguished, J1, J2, J3, etc.(2) E, the Elohist, is so named because down to Ex.

根据这种观点，三个主要来源必须是杰出的，即，强， E和体育（ 1 ） J以来， Jahvist ，是所谓的，因为他讲的上帝为" Yhwh "在他的工作（主要是在原始的历史，甲烷。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。